The world of Local Search is cluttered with incorrect and duplicate data, especially the mapping areas we have become so familiar with. To sort out this type of information Google, Yahoo and others use a hierarchy of data providers and general information. In this article the Local Product folks at Yahoo, Frazier Miller and Shailesh Bhat talk about the process and their challenges with managing the robust amount of data. They point out that the best way to find authentic information is to use trusted vendors like InfoUSA, Acxiom, and Localeze or submit the information directly.
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